[INFO] cloning repository https://github.com/fedepaol/rustinvaders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fedepaol/rustinvaders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedepaol%2Frustinvaders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedepaol%2Frustinvaders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dddc5f73327d2c0bd76223a559dbb4f53ff1b16a
[INFO] checking fedepaol/rustinvaders/dddc5f73327d2c0bd76223a559dbb4f53ff1b16a against master#3b1b0ef4d80d3117924d91352c8b6ca528708b3c for pr-152996
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedepaol%2Frustinvaders" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fedepaol/rustinvaders
[INFO] finished tweaking git repo https://github.com/fedepaol/rustinvaders
[INFO] tweaked toml for git repo https://github.com/fedepaol/rustinvaders written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fedepaol/rustinvaders on toolchain 3b1b0ef4d80d3117924d91352c8b6ca528708b3c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fedepaol/rustinvaders already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minimp3 v0.5.1
[INFO] [stderr]   Downloaded rusty_time v0.11.3
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.2
[INFO] [stderr]   Downloaded rusty_audio v1.4.0
[INFO] [stderr]   Downloaded crossterm v0.17.7
[INFO] [stderr]   Downloaded rodio v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c8833d15fc2f113a388f51e3411734112e3edf75170d4268fd0e5464e2f49d9
[INFO] running `Command { std: "docker" "start" "-a" "2c8833d15fc2f113a388f51e3411734112e3edf75170d4268fd0e5464e2f49d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8833d15fc2f113a388f51e3411734112e3edf75170d4268fd0e5464e2f49d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8833d15fc2f113a388f51e3411734112e3edf75170d4268fd0e5464e2f49d9", kill_on_drop: false }`
[INFO] [stdout] 2c8833d15fc2f113a388f51e3411734112e3edf75170d4268fd0e5464e2f49d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f4b2e7a4e6cb8e92bf8bff42b6372996a2d9f0703ed825caa8efbcc515fd257
[INFO] running `Command { std: "docker" "start" "-a" "9f4b2e7a4e6cb8e92bf8bff42b6372996a2d9f0703ed825caa8efbcc515fd257", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking rusty_time v0.11.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9f4b2e7a4e6cb8e92bf8bff42b6372996a2d9f0703ed825caa8efbcc515fd257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4b2e7a4e6cb8e92bf8bff42b6372996a2d9f0703ed825caa8efbcc515fd257", kill_on_drop: false }`
[INFO] [stdout] 9f4b2e7a4e6cb8e92bf8bff42b6372996a2d9f0703ed825caa8efbcc515fd257